11-Letter Words with U,L,K,I,E,R

• a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures

• liable to sudden unpredictable change

• a 60/40 alloy of copper and nickel

• the practice of making cuckolds; sexual conquests of married women

• a light soil consisting of siliceous diatom remains and often used as a filtering material

• residue from making butter from sour raw milk; or pasteurized milk curdled by adding a culture

• unsuitable for drinking

• any of several lymphokines that promote macrophages and killer T cells and B cells and other components of the immune system

• Any of several physiologically active lipids, related to the prostaglandins, that participate in allergic responses.